Establishing a PPRC pair

This procedure explains how to use the SSI monitor to issue the CESTPAIR command to establish a PPRC pair.

Related topic

On the PPRC objects panel, locate the secondary device and record the following information:

Field	Description
SSid	The four-digit hexadecimal value that represents the control unit subsystem ID of the secondary device
CUSNum	The control unit serial number of the secondary device
CCA	The two-digit hexadecimal value that represents the channel connection address for the secondary device
LSS	The two-digit hexadecimal value that represents the logical subsystem for the secondary device

Important

If the device is remote and you cannot access the information through the monitor, gather this information about the device outside of XBM.

On the PPRC objects panel, type 2 (EstPair) in the selection field next to the primary device for which you want to establish a mirrored device and press Enter.
Error
Warning
Ensure that the mirrored device is offline before attempting to establish the pair. If you establish a pair with an online device, you can overwrite the information on that device.
The PPRC Establish Pair subpanel is displayed as shown in the following figure:
      PPRC Establish Pair

   Devn . . . : A802

   SSid . . . : A800      ______
   CUSNum . . : 17587     _______
   CCA . . . :    02         ___
   LSS . . . :    06         ___

   F1=Help   F12=Cancel
On the PPRC Establish Pair subpanel, enter information for the secondary device.
When you finish entering the information, press Enter.The SSI action response subpanel indicates that the establish pair action was initiated.
On the SSI action response subpanel, press F12 to return to the PPRC objects panel.

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